Keystones — Bedrock
Five GCSE retrieval questions · 17 April 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 26
Answer: 42 + 26 = 68 -
2. Algebra Substitution
If x = 2, find the value of 8x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:20
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 18, 10, 12
Answer: 13.333333333333